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  4. 14-10-2011

G5 Coxon's Bridge

14 October 2011

Overview Notes Depth Profile Top-Bottom Documents 0 Chart
Observation details

Overview

Estuary Gellibrand River Estuary
Site Coxon's Bridge
Observation ID #6203
Date and Time Friday 14th October 2011 12:55pm
Approved Approved

Notes

1. AHD (at G6) 1.46 at 13:45
2. water on flats greatly reduced, huge no of ducks, mainly Teal & w/n Herons /white egrets/w/h Herons also 10 pied stilts
3.cape pond weed flowering & covering large areas, it has increased close to G4

Depth Profiling

Depth m Temperature °C Salinity ppt D.O. mg/L D.O. % sat EC mS/cm Notes
0.1m 13.10 0.10 9.27 89.4 0.30
Previous 13.0 0.1 8.9 84.9 0.3
Median 13.9 0.10 8.95 84.90 0.3
0.5m 13.30 0.10 9.37 88.8 0.30
Previous 9.7 0.1 9.9 86.7 0.2
Median 13.9 0.10 8.44 81.30 0.3
1.0m 13.10 0.10 9.20 87.4 0.30
Previous 12.8 0.1 8.9 83.6 0.3
Median 13.6 0.10 8.89 84.20 0.3
1.5m 13.00 0.10 9.22 87.4 0.30
Previous 9.7 0.1 9.8 86.5 0.2
Median 13.6 0.10 8.75 84.20 0.3
2.0m 13.00 0.10 9.17 86.8 0.30
Previous 12.8 0.1 8.7 82.7 0.3
Median 13.6 0.10 8.73 82.73 0.3
2.2m 13.00 0.10 9.10 87.1 0.30
Previous 9.7 0.1 10.0 87.6 0.2
Median 13.6 0.10 8.49 80.10 0.3

Top-Bottom Sampling

Depth m Turbidity NTU pH
Top 0.1
Previous 0.1 30 7.4
Median 0.1 40 7.4
Bottom
Previous 2.0 40 7.0
Median 2.7 40 7.0

Other details

Max depth 2.30
Previous 2.50
Median 2.70
Flow estimate Medium

Observation Documents

No documents found for this observation

Preceding Observations

C Estuary is closed to the sea. O Estuary is open to the sea. P Perched
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